package com.ruoran.user.xml.adapter;import jakarta.xml.bind.annotation.adapters.XmlAdapter;import java.time.Instant;public class InstantAdapter extends XmlAdapter<String, Instant> {    @Override    public Instant unmarshal(String v) {        return Instant.ofEpochMilli(Long.parseLong(v));    }    @Override    public String marshal(Instant v) {        return String.valueOf(v.toEpochMilli());    }}